Expedition 64 backup crew members meet with mission managers.
Oleg Novitskiy of Roscosmos signs in for his Soyuz qualification exams.
Petr Dubrov of Roscosmos signs in for his Soyuz qualification exams.
Mark Vande Hei of NASA signs in for his Soyuz qualification exams.
Expedition 64 backup crew members arrive for Soyuz qualification exams.
Expedition 64 backup crew members during Soyuz qualification exams.
NASA Chief Technologist Douglas Terrier (bottom) discusses NASA technologies during a virtual event with the University of Arkansas students Wednesday,…
Astronaut Chris Cassidy poses for a portrait in front of the Microgravity Science Glovebox.
A wildfire is pictured in northern Argentina.
VERY Cool Ideas Only: Help NASA Return Frozen Moon Samples
